https://bugs.kde.org/show_bug.cgi?id=360684
Bug ID: 360684
Summary: Kwin spontaneous crash
Product: kwin
Version: 5.5.5
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: grgo...@yahoo.com
Application: kwin_x11 (5.5.5)
Qt Version: 5.5.1
Operating System: Linux 4.4.5-300.fc23.x86_64 x86_64
Distribution: "Fedora release 23 (Twenty Three)"
-- Information about the crash:
- What I was doing when the application crashed: I had just returned from
dinner and powered up the Samsung TV monitor; laptop is de-selected with
"nomodeset" on boot command in grub.cfg. Moved the mouse to "wake" the display
which caused this crash
- Unusual behavior I noticed: Nothing
- Custom settings of the application: Unknown
The crash can be reproduced every time.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f86e75b5940 (LWP 3443))]
Thread 3 (Thread 0x7f86bbfff700 (LWP 3667)):
#0 0x00007f86dc46cd63 in select () at /usr/lib64/libc.so.6
#1 0x00007f86dd9c952f in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () at /usr/lib64/libQt5Core.so.5
#2 0x00007f86dd9cb02e in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () at /usr/lib64/libQt5Core.so.5
#3 0x00007f86dd9cb55e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4 0x00007f86dd974eca in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5 0x00007f86dd791434 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6 0x00007f86e51aa9b5 in QQmlThreadPrivate::run() () at
/usr/lib64/libQt5Qml.so.5
#7 0x00007f86dd7963de in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#8 0x00007f86dfb6360a in start_thread () at /usr/lib64/libpthread.so.0
#9 0x00007f86dc476a4d in clone () at /usr/lib64/libc.so.6
Thread 2 (Thread 0x7f86b9f95700 (LWP 3671)):
#0 0x00007f86dfb68b10 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib64/libpthread.so.0
#1 0x00007f86e6368514 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at
/usr/lib64/libQt5Script.so.5
#2 0x00007f86e6368559 in () at /usr/lib64/libQt5Script.so.5
#3 0x00007f86dfb6360a in start_thread () at /usr/lib64/libpthread.so.0
#4 0x00007f86dc476a4d in clone () at /usr/lib64/libc.so.6
Thread 1 (Thread 0x7f86e75b5940 (LWP 3443)):
[KCrash Handler]
#5 0x00007f86c52f455c in QXcbScreen::mapFromNative(QPoint const&) const () at
/usr/lib64/libQt5XcbQpa.so.5
#6 0x00007f86c52fc9ba in
QXcbWindow::handleEnterNotifyEvent(xcb_enter_notify_event_t const*) () at
/usr/lib64/libQt5XcbQpa.so.5
#7 0x00007f86c52e5afd in QXcbConnection::handleXcbEvent(xcb_generic_event_t*)
() at /usr/lib64/libQt5XcbQpa.so.5
#8 0x00007f86c52e6433 in QXcbConnection::processXcbEvents() () at
/usr/lib64/libQt5XcbQpa.so.5
#9 0x00007f86dd9a7161 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#10 0x00007f86de65c41c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#11 0x00007f86de6618e6 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#12 0x00007f86dd97773b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#13 0x00007f86dd979b36 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#14 0x00007f86dd9cb422 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#15 0x00007f86c534a96d in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5XcbQpa.so.5
#16 0x00007f86dd974eca in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#17 0x00007f86dd97cfac in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#18 0x00007f86e7288c33 in kdemain () at /usr/lib64/libkdeinit5_kwin_x11.so
#19 0x00007f86dc394580 in __libc_start_main () at /usr/lib64/libc.so.6
#20 0x000055b8c597bd99 in _start ()
Possible duplicates by query: bug 360079, bug 358370, bug 355937, bug 355585.
Reported using DrKonqi
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